FDA attempts to stem sale of andro
WASHINGTON -- The government will crack down on the steroidlike supplement taken by Mark McGwire, telling companies Thursday to quit selling androstenedione unless they can prove it's not dangerous.
Commonly called andro, the product is a steroid precursor -- the body uses it to make testosterone.
That means it poses the same health risks as directly using an anabolic steroid, the Food and Drug Administration says in warnings telling 23 manufacturers to cease their production.
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